On longer spans the beam may require much more bearing space as indicated by this table.
Lvl roof beam span table.
Joist beam blocking or other approved method of restraint required span carried beam span blocking optional joist.
Pick the span you want pick 4 0 for example select the fb column of the lumber you intend to use in af pa design values for joists and rafters 2 hem fir fb 1104 psi e 1 300 000 psi so use span table column fb 1100.
Use 2 6 in this example.
Anything 5 and above we always at least double cripple.
Select the correct table for the supported floor joist condition simple or continuous see notes below.
Determine the total load per foot of beam.
Pitching beams 23.
Hyspan structural lvl is engineered for reliable performance and is available in.
Use the single span tables for the purpose of obtaining the appropriate size.
Beams of more than one ply must be fastened together with either nails or bolts.
Download a pdf.
Choose the required center to center span for the beam in the span column.
Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures.
Tj 9510 installation guide for floor and roof framing with tji s31 s33 and s47 joists east canada.
Select the span carried by the beam across the top of the table.
You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths.
Our versa lam lvl is manufactured in either alexandria lena louisiana in eastern united states or in white city oregon for the western united states.
Tables providing size selections for various beam spans and loading combinations for southern pine dimension lumber and southern pine glued laminated timber are available for the following applications.
Tables such as those for rafters.
Our most versatile beam solution.
Using table below 30 0 span carried select either 3 1 2 x 14 or 5 1 4 x 11 7 8.
Csg tjcan12 simpson connector guide for trus joist products.
Designing with roof rafter span tables lvl 2 0e 2900fb power beam anthony forest s co raising ceiling joists jlc roofdek manual structural roof decking and trays.
According to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2.
Tj 9001p installation guide for tji 110 210 230 360 and 560 joists in punjabi language.
Tj 9001 installation guide for floor and roof framing with tji 110 210 230 360 and 560 joists.
Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.
Lvl 2900fb 2 0e floor beam quick reference tables arried span to use.
A 14 0 span beam carries 15 0 simple span joists on each side.
Engineered wood products ewp lvl span and size charts.
Choose the row for the size of lumber used in the double header.
